Skates Spenser
CEO and President
Skates Spenser has filed 6 SEC Form 4 filings (9 transaction rows) across 1 company, with disclosures dating back to 2025. 6 of those filings fall inside the rolling window. Most recent filing: Aug 18, 2026.
On the most recent filing, Skates Spenser is listed as Chief Executive Officer at Amplitude, Inc. Inside the rolling window, Skates Spenser reported no open-market purchases and 3 open-market sales totaling $4.9M in AMPL. The largest disclosed transaction in the window is a sale of 400,000 AMPL shares on Nov 11, 2025, worth $4.4M.
Companies traded
Other insiders at AMPL
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$4.9M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Skates Spenser made?
Skates Spenser has filed 6 SEC Form 4 filings (9 transaction rows) across 1 company since 2025.
Which companies does Skates Spenser trade?
Skates Spenser has filed SEC Form 4 disclosures for 1 company, including AMPL.
When was Skates Spenser's most recent SEC Form 4 filing?
Skates Spenser's most recent SEC Form 4 filing on Tracefour is dated Aug 18, 2026.
What is Skates Spenser's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Skates Spenser is listed as CEO and President.
What is Skates Spenser's total buy and sell value in the current window?
Inside the rolling retention window, Skates Spenser bought $0 and sold $4.9M based on SEC Form 4 filings.
What was Skates Spenser's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 400,000 AMPL shares on 2025-11-11, worth $4.4M, per SEC Form 4 filings.